Ingredients.,Microwave the kabocha squash for 2 minute 30 seconds.,Remove the skin.,Strain kabocha squash through a sieve.,Add butter, milk and eggs.,Add sugar and mix lightly.,Also add cake flour and baking powder and mix them using a cut-and-fold motion.,Coat the inside of the pan with butter (not listed) and pour in the batter.,Preheat the oven to 360F/180C and bake for 25 minutes.,Turn down the temperature to 340F/170C and bake for an additional 15 minutes.,Cool down in the pan and serve.,______